Home / 68,613.85-102,906.78-24,242.05

Finding the Fourth Proportional to 68,613.85, 102,906.78 and 24,242.05

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Solution

The fourth proportional to 68,613.85, 102,906.78 and 24,242.05 is: 36,358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,613.85 : 102,906.78 = 24,242.05 : x
  2. Step 2: Convert to fraction form
    68,613.85/102,906.78 = 24,242.05/x
  3. Step 3: Cross multiply
    68,613.85x = 102,906.78 × 24,242.05
  4. Step 4: Simplify right side
    68,613.85x = 2,494,671,306.10
  5. Step 5: Solve for x
    x = 2,494,671,306.10/68,613.85
  6. Step 6: Final answer
    x = 36,358.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.